ATRAPHAXis. POLYGONEAE. 557 



subaequilongum- Ij — Tragopyrtim lanceolatum Ledeb, — Pohjgomm frutesceiis 

 Linn. (?) — Crescit in Sibiria altaiua. 



18. A. DAVURICA Jaub. et Spach 1. cit. 15. — Inermis glabva : folia lanceolato- vel 

 cuneato-oblonga (infima spatliulato- vel oblongo-obovata obtusa, summa lanceolato- 

 linearia vel subulata), mucronata vel subulato-acuminulata (subputigentia), glauca, mar- 

 gine plana vel subundulata; pedicellorum articulus superior demum sepalis exter- 

 nis sublongior ; periantliium sub anthesi circiter duas lineas longuni, albo- et viridi- 

 variegatum; sepala late vel rhombeo-ovata, basi truncata vel subcordata, interna 

 externis reflexis dimidio longiora , subduplo latiora; achaenium acutiusculum (facie- 

 bus ovato- vel elliptico-lanceolatis), perianthio subdimidio brevius. \) — Tragopyriim 

 lanceotatHm Fisch. — Polygonum frutescens grandiflorum Demidow. — Verisimiliter 

 Potygomim frulescens Linn. ex p. — Crescit in Davuria. 



Divisio III, Folia avenia (etiam in sicco) vel pennivenia, secus ba- 

 sin sensim angustata. 



a. Pedicelli breves (ochrea vix longiores) , juxta vel paulo infra apicem arti- 

 culati. 



19. A. GRANDIFLORA Bieberst. I. cit. (sub Tragopyro.) — Jaub. et Spach 1. c. 15. et 

 19. f t. 113. — Inerrais: folia laiiceolata vel lanceolato-oblonga mucronata glauca 

 subscabro-puberula (simulac ramuli novelli) ; ochrea plerumque internodio longior ; 

 pedicelli gemini ; sepala cuneato-orbicularia, interna externis demum subpaten- 

 tibus subtriente majora; achaeuium perianthio duplo brevius. \) — Crescit in Ar- 

 menia. 



20. A. AUCHERH Jaub. et Spach I. cit. 15. et 20. f t. 114. — Inermis subglabra: folia 

 lanceolata vel lanceolato-linearia (summa subulata) mucronata viridia, margine scabro- 

 puberula; ochrea plerumque internodio brevior; pedlcelli subterni ; sepala interna 

 ovata vel ovalia, externis obovatis vel oblongo-obovatis , demum patenti-recurvis 

 paulo longiora , subduplo latiora; achaeniura perianthio paulo brevius. — Crescit in 

 Persia. 



b, Pedlcelli elongati (ochream superantes) juxta vel infra medlum articulati. 



21. A. ANGUSTIFOLIA Jaub. et Spach. I. cit. 15. et 21. f t. 115. — Inermis : ramuli 

 novelli scabro-puberuli ; folia lanceolato- vel spathulato-linearia (summa subulata), 

 cuspidulata viridia , margine scabro-puberula; ochrea plerumque internodio sublon- 

 gior ; pedicelli subterni ; sepala eordato-subrotunda , interna externis reflexis 

 subdimidio majora; achaenium perianthio subduplo brevius. \) — Crescit in Ar- 

 menia. 



Divisio IV. Folia avenia (et saepissime nervo medio inconspicuo vel 

 obsoleto), linearia, basi non angustata. 



22. A. SUAEDAEFOLIA Jaub. et Spach I. cit. 15. — Glaberrima; ramuli steriles 

 spinescentes ; folia angusta acuta glauca, plerumque subtus revoluta ; ochrea brevis 

 bidentata ; pedicelli exserti , juxta medium articulati ; sepala interna ovato-orbicu- 

 laria, externis ovatis demum reflexis paulo longiora, subdimidio latiora; achaenium 

 perianthio subduplo brevius, faciebus ovoideis. \) — Crescit in Media prope hodier- 

 nam urbem Tauris. 



* Species dubiae vel ignotae. 



23. ♦TRAGOPYRUM GLAUCUM Spreng. — Cf. A. DAVURICAM Jaub. et Spach. 



24. *TRAGOPYRUM LANCEOLATUM Bieberst. et allorum Polygonum frutescens Linn. 

 ex synonymis evidenter species plures confundens ; synonjmon Tournefortlauum tri- 

 buendum Alrapliuxi Tourne for tii Ja.ub. et Spach. — Confer. Atr, decipientem Jaub. et 

 Spach, Atr.micranthamJa.ub. et Spach et Atr. davuricam Jaxxb. et Spach, allae verisi- 

 militer species confusae sub Auctorum Polygono frutescente vel Tragopyro lanceolato 

 latent. 



